[Bug c++/88986] [7/8/9 Regression] ICE: tree check: expected tree that contains 'decl minimal' structure, have 'error_mark' in member_vec_binary_search, at cp/name-lookup.c:1136

[paolo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88986

--- Comment #4 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> ---
Author: paolo
Date: Wed Feb 13 10:34:49 2019
New Revision: 268839

URL: https://gcc.gnu.org/viewcvs?rev=268839&root=gcc&view=rev
Log:
/cp
2019-02-13  Paolo Carlini  <paolo.carl...@oracle.com>

        PR c++/88986
        * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
        context (the first argument).
        * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
        as context.

/testsuite
2019-02-13  Paolo Carlini  <paolo.carl...@oracle.com>

        PR c++/88986
        * g++.dg/cpp1z/using4.C: New.
        * g++.dg/cpp1z/using5.C: Likewise.
        * g++.dg/cpp1z/using6.C: Likewise.

Added:
    trunk/gcc/testsuite/g++.dg/cpp1z/using4.C
    trunk/gcc/testsuite/g++.dg/cpp1z/using5.C
    trunk/gcc/testsuite/g++.dg/cpp1z/using6.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/cp/pt.c
    trunk/gcc/testsuite/ChangeLog